{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:4HMYRUIS5L4FL44VGGCYLJ3DKL","short_pith_number":"pith:4HMYRUIS","schema_version":"1.0","canonical_sha256":"e1d988d112eaf855f395318585a76352eb81c1c687f9291ee55ff40a53816a7e","source":{"kind":"arxiv","id":"1510.06594","version":1},"attestation_state":"computed","paper":{"title":"A comprehensive study of noble gases and nitrogen in Hypatia, a diamond-rich pebble from SW Egypt","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Bernard Marty, Colin Maden, Falko Langenhorst, Guillaume Avice, Jan D. Kramers, Laurent Zimmermann, Marco A. G. Andreoli, Matthias M. M. Meier, Pierre Cartigny, Rainer Wieler","submitted_at":"2015-10-22T12:19:11Z","abstract_excerpt":"This is a follow-up study of a work by Kramers et al. (2013) on an unusual diamond-rich rock found in the SW side of the Libyan Desert Glass strewn field. This pebble, called Hypatia, is composed of almost pure carbon. Transmission Electron Microscopy and X-ray diffraction results reveal that Hypatia is made of defect-rich diamond containing lonsdaleite and deformation bands. These characteristics are compatible with an impact origin on Earth and/or in space. We analyzed concentrations and isotopic compositions of all five noble gases and nitrogen in several mg sized Hypatia samples. These dat"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1510.06594","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2015-10-22T12:19:11Z","cross_cats_sorted":[],"title_canon_sha256":"dc495417fce9bd2e2c9290db8bee5a02d5a9e6918ea1640f6b65b275b4ade11c","abstract_canon_sha256":"c1b7ed4ed20cae976c56d44b25f07d82b303912483c45e34de2b96a9749743fa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:23.162541Z","signature_b64":"4rtz/vc96h8HBCgwxNlqZWws4PTqTy0ASltY/YfmgInrKSVutnZAINdrMiS9fOYbEy7hH2Hw7xHtsJ+w3zCbAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1d988d112eaf855f395318585a76352eb81c1c687f9291ee55ff40a53816a7e","last_reissued_at":"2026-05-18T01:29:23.161953Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:23.161953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A comprehensive study of noble gases and nitrogen in Hypatia, a diamond-rich pebble from SW Egypt","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Bernard Marty, Colin Maden, Falko Langenhorst, Guillaume Avice, Jan D. Kramers, Laurent Zimmermann, Marco A. G. Andreoli, Matthias M. M. Meier, Pierre Cartigny, Rainer Wieler","submitted_at":"2015-10-22T12:19:11Z","abstract_excerpt":"This is a follow-up study of a work by Kramers et al. (2013) on an unusual diamond-rich rock found in the SW side of the Libyan Desert Glass strewn field. This pebble, called Hypatia, is composed of almost pure carbon. Transmission Electron Microscopy and X-ray diffraction results reveal that Hypatia is made of defect-rich diamond containing lonsdaleite and deformation bands. These characteristics are compatible with an impact origin on Earth and/or in space. We analyzed concentrations and isotopic compositions of all five noble gases and nitrogen in several mg sized Hypatia samples. These dat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.06594","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1510.06594","created_at":"2026-05-18T01:29:23.162052+00:00"},{"alias_kind":"arxiv_version","alias_value":"1510.06594v1","created_at":"2026-05-18T01:29:23.162052+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.06594","created_at":"2026-05-18T01:29:23.162052+00:00"},{"alias_kind":"pith_short_12","alias_value":"4HMYRUIS5L4F","created_at":"2026-05-18T12:29:05.191682+00:00"},{"alias_kind":"pith_short_16","alias_value":"4HMYRUIS5L4FL44V","created_at":"2026-05-18T12:29:05.191682+00:00"},{"alias_kind":"pith_short_8","alias_value":"4HMYRUIS","created_at":"2026-05-18T12:29:05.191682+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL","json":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL.json","graph_json":"https://pith.science/api/pith-number/4HMYRUIS5L4FL44VGGCYLJ3DKL/graph.json","events_json":"https://pith.science/api/pith-number/4HMYRUIS5L4FL44VGGCYLJ3DKL/events.json","paper":"https://pith.science/paper/4HMYRUIS"},"agent_actions":{"view_html":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL","download_json":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL.json","view_paper":"https://pith.science/paper/4HMYRUIS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1510.06594&json=true","fetch_graph":"https://pith.science/api/pith-number/4HMYRUIS5L4FL44VGGCYLJ3DKL/graph.json","fetch_events":"https://pith.science/api/pith-number/4HMYRUIS5L4FL44VGGCYLJ3DKL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL/action/storage_attestation","attest_author":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL/action/author_attestation","sign_citation":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL/action/citation_signature","submit_replication":"https://pith.science/pith/4HMYRUIS5L4FL44VGGCYLJ3DKL/action/replication_record"}},"created_at":"2026-05-18T01:29:23.162052+00:00","updated_at":"2026-05-18T01:29:23.162052+00:00"}